On Sun, 18 Apr 2004, Tony Duell wrote:
  Alas many of the 3D cameras _were_ consumer-grade
P&S's. I think the
 better quality cameras took the prism attachments I mentioned (I've seen
 one for the Contaflex (couldn't afford it, though), I think Leica may
 have made one at one time). 
Leica/Leitz made the "stereoly" beamsplitter.
http://www.p4a.com/itemsummary/79816.htm
also Leitz CANADA made the Stemar dual lens:
http://www.halfhill.com/shuchat7.html
and there were after-market devices:
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&category=29965&item=3…
(currently at $69.95)
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Grumpy Ol' Fred                     cisin(a)xenosoft.com